from tkinter import *
X=int(input("Ввести первое значение :"))
Y=int(input("Ввести второе значение:"))
N=int(input("Ввести третье значение:"))
coords = [0,0,10,0,10,10,20,10,20,20,0,20]
root = Tk()
root.title("ИТ марафон")
root.geometry("500x500")
canvas = Canvas(bg="white",width=500,height=500)
canvas.pack(anchor=CENTER,expand=1)
canvas.create_polygon(coords)
root.mainloop()
canvas.create.polygon(coords[0] *N+X, coords[1] *N+Y,
                      coords[2] *N+X, coords[3] *N+Y,
                      coords[4] *N+X, coords[5] *N+Y,
                      coords[6] *N+X, coords[7] *N+Y,
                      coords[8] *N+X, coords[9] *N+Y,
                      coords[10]*N+X, coords[11]*N+Y)
root.mainloop()
